<%@ page language="java" contentType="text/html; charset=UTF-8"
         pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>REGISTER</title>
</head>
<body>
REGISTER
<form action="${pageContext.request.contextPath}/user/add" method="post">
  username:<input type="text" name="username"/><br>
  password:<input type="password" name="password"/><br>
  <input type="submit" value="Submit"/><br>
</form>

</body>
</html>